Vicki Robinson, is representing Jane Tomlinson's Run for All charity.
"People know Jane best for her big, extreme endurance events but she was also a passionate family woman and a devoted mother of three.
"We wanted to put on an event all the family could be part of to continue her legacy and that's what this is all about"
Many charities will be represented during the festival including Macmillan Cancer Support, Fix the Fells, RSPCA, RSPB, Yorkshire Cancer Research, Parkinson's UK, the Great North Air Ambulance, Shine and the Jane Tomlinson Appeal.
Children's favourite Peter Rabbit has been urging youngsters to sign up for the Lake district event at the official launch at The World of Beatrix Potter in Bowness-on-Windermere.
More top news
The family of Christian Pay, who died on Friday after suspected substance abuse at a festival, have paid tribute to the Millom teenager.
The Borders Railway is to be officially opened by the Queen... on the day she becomes Britain's longest serving monarch.
Christian Pay's family say he was "loved by all" and had "the heart of a lion". The 18-year-old died after falling ill at the festival.